Albrecht, Robert L.
John Wiley , 1978
Buku Teks
Odum, Eugene Pleasants
Saunders College, 1983
Buku Teks
Marshall, P.T.
Macdonald and Evans, 1974
Buku Teks
Fryar, Maridell
National Textbook Co., 1979
Buku Teks
Hitner, Henry
McGraw-Hill, 1999
Buku Teks